英语词汇“dark mineral”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	dark mineral
释义	WordReference Random House Unabridged Dictionary of American English © 2024 dark′ min′eral, [Geol.] Geologyany rock-forming mineral that has a specific gravity greater than 2.8 and that is generally dark in color. Cf. light mineral.
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